Home / 477,248,422.30-715,408,355.89-228,188,957.49

Finding the Fourth Proportional to 477,248,422.30, 715,408,355.89 and 228,188,957.49

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Solution

The fourth proportional to 477,248,422.30, 715,408,355.89 and 228,188,957.49 is: 342,061,449.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,248,422.30 : 715,408,355.89 = 228,188,957.49 : x
  2. Step 2: Convert to fraction form
    477,248,422.30/715,408,355.89 = 228,188,957.49/x
  3. Step 3: Cross multiply
    477,248,422.30x = 715,408,355.89 × 228,188,957.49
  4. Step 4: Simplify right side
    477,248,422.30x = 163,248,286,910,459,232
  5. Step 5: Solve for x
    x = 163,248,286,910,459,232/477,248,422.30
  6. Step 6: Final answer
    x = 342,061,449.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.